.seo-hero {
  padding: 144px 0 64px;
  position: relative;
  overflow: hidden;
}
.seo-hero::before,
.seo-hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(.2px);
}
.seo-hero::before {
  width: 280px;
  height: 280px;
  left: -120px;
  top: 110px;
  border: 34px solid rgba(111,239,128,.35);
  border-right-color: transparent;
  border-bottom-color: transparent;
  transform: rotate(18deg);
}
.seo-hero::after {
  width: 220px;
  height: 220px;
  right: -82px;
  top: 120px;
  background: radial-gradient(circle, rgba(255,138,42,.28) 0%, rgba(255,138,42,0) 72%);
}
.seo-hero__card {
  max-width: 980px;
  padding: clamp(28px, 5vw, 56px);
  border-radius: 36px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.seo-hero h1 {
  margin-top: 12px;
  font-size: clamp(2.5rem, 7vw, 5.8rem);
  line-height: .95;
  letter-spacing: -.07em;
  color: var(--white);
}
.seo-hero__lead {
  margin-top: 20px;
  max-width: 820px;
  color: rgba(255,255,255,.88);
  font-size: clamp(1.08rem, 2vw, 1.38rem);
  line-height: 1.55;
}
.seo-content {
  padding: 34px 0 90px;
}
.seo-content__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 24px;
  align-items: start;
}
.seo-article,
.seo-aside {
  border-radius: 32px;
  background: rgba(255,255,255,.94);
  color: var(--ink);
  box-shadow: var(--shadow-soft);
}
.seo-article {
  padding: clamp(24px, 4vw, 44px);
}
.seo-article section + section {
  margin-top: 34px;
}
.seo-article h2 {
  font-size: clamp(1.55rem, 2.8vw, 2.2rem);
  line-height: 1.05;
  letter-spacing: -.04em;
}
.seo-article p {
  margin-top: 12px;
  color: #4e3d84;
  line-height: 1.72;
  font-size: 1.05rem;
}
.seo-aside {
  padding: 24px;
  position: sticky;
  top: 110px;
}
.seo-aside h2 {
  font-size: 1.3rem;
  letter-spacing: -.03em;
}
.seo-aside ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}
.seo-aside li + li {
  margin-top: 10px;
}
.seo-aside a {
  color: var(--purple-700);
  font-weight: 900;
}
.seo-faq {
  margin-top: 34px;
}
.seo-faq details {
  background: rgba(74,34,156,.06);
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 16px;
  max-width: 760px;
  font-size: .9rem;
}
.footer-links span {
  color: rgba(255,255,255,.70);
  font-weight: 900;
}
.footer-links a {
  color: var(--lime);
}
@media (max-width: 980px) {
  .seo-content__grid {
    grid-template-columns: 1fr;
  }
  .seo-aside {
    position: static;
  }
}
@media (max-width: 640px) {
  .seo-hero {
    padding-top: 126px;
  }
  .seo-hero__card,
  .seo-article,
  .seo-aside {
    border-radius: 26px;
  }
}